target/linux/ramips/dts/UBNT-ERX.dts

   1 #include <dt-bindings/input/input.h>
   2
   3 /dts-v1/;
   4
   5 #include "mt7621.dtsi"
   6
   7 / {
   8         compatible = "mediatek,mt7621-eval-board", "mediatek,mt7621-soc";
   9         model = "UBNT-ERX";
  10
  11         memory@0 {
  12                 device_type = "memory";
  13                 reg = <0x0 0x10000000>;
  14         };
  15
  16         chosen {
  17                 bootargs = "console=ttyS0,57600";
  18         };
  19
  20         palmbus@1E000000 {
  21                 spi@b00 {
  22                         /* This board has 2Mb spi flash soldered in and visible
  23                            from manufacturer's firmware.
  24                            But this SoC shares spi and nand pins,
  25                            and current driver does't handle this sharing well */
  26                         status = "disabled";
  27                         m25p80@0 {
  28                                 #address-cells = <1>;
  29                                 #size-cells = <1>;
  30                                 compatible = "jedec,spi-nor";
  31                                 reg = <1>;
  32                                 linux,modalias = "m25p80";
  33                                 spi-max-frequency = <10000000>;
  34
  35                                 partition@0 {
  36                                         label = "spi";
  37                                         reg = <0x0 0x200000>;
  38                                         read-only;
  39                                 };
  40                         };
  41                 };
  42         };
  43
  44         nand@1e003000 {
  45                 status = "okay";
  46
  47                 partition@0 {
  48                         label = "u-boot";
  49                         reg = <0x0 0x80000>;
  50                         read-only;
  51                 };
  52
  53                 partition@80000 {
  54                         label = "u-boot-env";
  55                         reg = <0x80000 0x60000>;
  56                         read-only;
  57                 };
  58
  59                 factory: partition@e0000 {
  60                         label = "factory";
  61                         reg = <0xe0000 0x60000>;
  62                 };
  63
  64                 partition@140000 {
  65                         label = "kernel1";
  66                         reg = <0x140000 0x300000>;
  67                 };
  68
  69                 partition@440000 {
  70                         label = "kernel2";
  71                         reg = <0x440000 0x300000>;
  72                 };
  73
  74                 partition@740000 {
  75                         label = "ubi";
  76                         reg = <0x740000 0xf7c0000>;
  77                 };
  78
  79         };
  80
  81         ethernet@1e100000 {
  82                 mtd-mac-address = <&factory 0x22>;
  83         };
  84
  85         pinctrl {
  86                 state_default: pinctrl0 {
  87                         gpio {
  88                                 ralink,group = "uart2", "uart3", "i2c", "pcie", "rgmii2", "jtag";
  89                                 ralink,function = "gpio";
  90                         };
  91                 };
  92         };
  93
  94         sdhci@1E130000 {
  95                 status = "disabled";
  96         };
  97
  98         pcie@1e140000 {
  99                 status = "disabled";
 100         };
 101
 102         gpio-keys-polled {
 103                 compatible = "gpio-keys-polled";
 104                 #address-cells = <1>;
 105                 #size-cells = <0>;
 106                 poll-interval = <20>;
 107
 108                 reset {
 109                         label = "reset";
 110                         gpios = <&gpio0 12 1>;
 111                         linux,code = <KEY_RESTART>;
 112                 };
 113         };
 114 };